Enabling Geothermal Heat Transfer from Subway Tunnels
A few years ago we described a heat exchange application that uses the warm water in the Paris sewer system to heat buildings above. Now, researchers at EPFL in Switzerland [...]
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Renewables
Natron’s Prussian Blue Batteries: Unlimited Lifetime for Charging Systems
The huge growth of the EV market has spurred significant development of the EV charging industry and a host of fast-charging station competitors. However, public EV charging [...]
Energy-Generating Bricks Use Thermal Differential
A recently developed thermal brick has the capability of providing affordable energy and shelter for developing countries or temporary communities. An international team of [...]
NREL IDs Markets for Flexible Solar
Thin film photovoltaic (PV) cells have been a target of some skepticism due to cost and scale-up issues for high-performance microcells. However, with new advances, [...]
“Deep Farms” Could Avoid Inefficiencies of Surface Farming
In these days of increased concern about climate change, two of the greatest vulnerabilities affecting our current food production are the availability of arable land and the [...]
Virgin Atlantic Takes Flight with First Waste-to-Fuel Mix
Early this year we introduced you to Lanzatech’s innovative pilot program with Sekisui Chemical Company that uses naturally occurring bacteria to transform waste gases [...]
“Funnel Vision” May Triple Solar Efficiency
A team of researchers from the University of Exeter has discovered an innovative way for generating photovoltaic energy. The new technique relies on ‘funnelling’ the [...]
Blockchain for Energy Expands to EV Charging
Blockchain has always seemed like a natural fit for the energy industry. With its distributed ledger, documenting and tracking capability — not to mention the ability [...]
Grid-Level Storage: Are We Missing the Boat?
By Jim Fiske Editor’s Note: This is the first in a series of guest columns on innovative energy technologies, discussing current trends and new solutions. This article [...]
Is E.coli Key to More Efficient Solar?
E.coli and solar are not usually two terms we mention in the same sentence. E.coli bacteria are responsible for some of the worst food poisoning outbreaks in the world, while [...]
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